I was employed as a W2 employee, part way through the year my former job began paying us in cash. I have just received my W2 and a 1099, never agreed to be a contractor.

My former employer just sent me a w2 and 1099, even though i never agreed to be an independent contractor, mid yea last year she began paying cash but it seemed like taces were still being deducted yet my 1099 only shows non employee wage. Will i be screwed into paying